Home / 1,926.96-2,659.55-1,141.49

Finding the Fourth Proportional to 1,926.96, 2,659.55 and 1,141.49

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Solution

The fourth proportional to 1,926.96, 2,659.55 and 1,141.49 is: 1,575.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,926.96 : 2,659.55 = 1,141.49 : x
  2. Step 2: Convert to fraction form
    1,926.96/2,659.55 = 1,141.49/x
  3. Step 3: Cross multiply
    1,926.96x = 2,659.55 × 1,141.49
  4. Step 4: Simplify right side
    1,926.96x = 3,035,830.72
  5. Step 5: Solve for x
    x = 3,035,830.72/1,926.96
  6. Step 6: Final answer
    x = 1,575.45

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.